diff --git a/utils/isValidAccountsFile.ts b/utils/isValidAccountsFile.ts
index 91c3ded..8eda11f 100644
--- a/utils/isValidAccountsFile.ts
+++ b/utils/isValidAccountsFile.ts
@@ -4,13 +4,15 @@ import { isValidAddress } from './isValidAddress'
 
 export interface AirdropAllocation {
   address: string
-  amount: string
+  amount?: string
+  tokenId?: string
 }
 
 export const isValidAccountsFile = (file: AirdropAllocation[]) => {
   let sumOfAmounts = 0
   file.forEach((allocation) => {
     sumOfAmounts += Number(allocation.amount)
+    console.log('sum: ', sumOfAmounts)
   })
   if (sumOfAmounts > 10000) {
     toast.error(`Accounts file must cover less than 10000 tokens`)
@@ -28,10 +30,19 @@ export const isValidAccountsFile = (file: AirdropAllocation[]) => {
     if (!account.address.trim().startsWith('stars') && !account.address.trim().endsWith('.stars')) {
       return { address: false }
     }
+
+    if (!account.amount && !account.tokenId) {
+      return { amount: false, tokenId: false }
+    }
+
     // Check if amount is valid
-    if (!Number.isInteger(Number(account.amount)) || !(Number(account.amount) > 0)) {
+    if (account.amount && (!Number.isInteger(Number(account.amount)) || !(Number(account.amount) > 0))) {
       return { amount: false }
     }
+    // Check if tokenId is valid
+    if (account.tokenId && (!Number.isInteger(Number(account.tokenId)) || !(Number(account.tokenId) > 0))) {
+      return { tokenId: false }
+    }
     return null
   })
 
@@ -47,11 +58,22 @@ export const isValidAccountsFile = (file: AirdropAllocation[]) => {
     toast.error('Invalid address in file')
     return false
   }
+
+  if (checks.filter((check) => check?.amount === false && check.tokenId === false).length > 0) {
+    toast.error('No amount or token ID found in the file. Please check the header.')
+    return false
+  }
+
   if (checks.filter((check) => check?.amount === false).length > 0) {
     toast.error('Invalid amount in file. Amount must be a positive integer.')
     return false
   }
 
+  if (checks.filter((check) => check?.tokenId === false).length > 0) {
+    toast.error('Invalid token ID in file. Token ID must be a positive integer.')
+    return false
+  }
+
   // if (duplicateCheck.length > 0) {
   //   toast.error('The file contains duplicate addresses.')
   //   return false